APC 750XL Power Supply User Manual


 
7
NOTE: SETTINGS ARE MADE THROUGH SUPPLIED POWERCHUTE SOFTWARE OR OPTIONAL SMART SLOT
ACCESSORY CARDS.
FUNCTION
F
ACTORY
DEFAULT
U
SER SELECTABLE CHOICES DESCRIPTION
Low Battery Warning.
PowerChute interface
software provides auto-
matic, unattended shut-
down when approxi-
mately two minutes (by
default) of battery oper-
ated run time remains.
Brightly lit: Low battery
warning interval is about two
minutes.
Dimly lit: Low battery
warning interval is about five
minutes.
Off: Low battery
warning interval is about
eight minutes.
Possible interval settings:
2, 5, 8, 11, 14, 17, 20, 23
minutes.
The low battery warning
beeps are continuous when
two minutes of run time
remain.
To change the warning in-
terval default setting, press
the voltage sensitivity button
(use a pointed object such as
a pen to do so), while press-
ing and holding the
button (front panel).
Synchronized Turn-on
Delay
0 seconds 60, 120, 180, 240, 300, 360,
420 seconds
The UPS will wait the speci-
fied time after the return of
utility power before turn-on
(to avoid branch circuit
overload).
High Transfer Point 230V models:
253VAC
120V models:
127VAC
100V models:
108VAC
230V models:
257, 261, 265VAC
120V models:
130, 133, 136VAC
100V models:
110, 112, 114VAC
To avoid unnecessary bat-
tery usage, set the high
transfer point higher if the
utility voltage is chronically
high and the connected
equipment is known to work
under this condition.
Low Transfer Point 230V models:
208VAC
120V models:
106VAC
100V models:
92VAC
230V models:
196, 200, 204VAC
120V models:
97, 100, 103VAC
100V models:
86, 88, 90VAC
Set the low transfer point
lower if the utility voltage is
chronically low and the con-
nected equipment can toler-
ate this condition.
Output Voltage 230V models:
230VAC
230V models:
220, 240VAC
230V models ONLY, allow
the user to select the output
voltage.